Home / 1,585,684.68-2,378,506.34-387,617.52

Finding the Fourth Proportional to 1,585,684.68, 2,378,506.34 and 387,617.52

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Solution

The fourth proportional to 1,585,684.68, 2,378,506.34 and 387,617.52 is: 581,421.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,684.68 : 2,378,506.34 = 387,617.52 : x
  2. Step 2: Convert to fraction form
    1,585,684.68/2,378,506.34 = 387,617.52/x
  3. Step 3: Cross multiply
    1,585,684.68x = 2,378,506.34 × 387,617.52
  4. Step 4: Simplify right side
    1,585,684.68x = 921,950,728,815.08
  5. Step 5: Solve for x
    x = 921,950,728,815.08/1,585,684.68
  6. Step 6: Final answer
    x = 581,421.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.